13.18/6.37 YES 13.18/6.37 13.18/6.37 Ultimate: Cannot open display: 13.18/6.37 This is Ultimate 0.1.24-8dc7c08-m 13.18/6.37 [2019-03-29 01:40:58,403 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.18/6.37 [2019-03-29 01:40:58,405 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.18/6.37 [2019-03-29 01:40:58,416 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,416 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.18/6.37 [2019-03-29 01:40:58,417 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.18/6.37 [2019-03-29 01:40:58,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.18/6.37 [2019-03-29 01:40:58,420 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.18/6.37 [2019-03-29 01:40:58,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.18/6.37 [2019-03-29 01:40:58,422 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.18/6.37 [2019-03-29 01:40:58,423 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,423 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.18/6.37 [2019-03-29 01:40:58,424 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.18/6.37 [2019-03-29 01:40:58,425 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.18/6.37 [2019-03-29 01:40:58,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.18/6.37 [2019-03-29 01:40:58,427 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.18/6.37 [2019-03-29 01:40:58,428 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.18/6.37 [2019-03-29 01:40:58,430 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.18/6.37 [2019-03-29 01:40:58,432 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.18/6.37 [2019-03-29 01:40:58,433 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.18/6.37 [2019-03-29 01:40:58,434 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.18/6.37 [2019-03-29 01:40:58,435 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.18/6.37 [2019-03-29 01:40:58,437 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,437 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,438 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.18/6.37 [2019-03-29 01:40:58,438 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.18/6.37 [2019-03-29 01:40:58,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.18/6.37 [2019-03-29 01:40:58,440 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,440 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.18/6.37 [2019-03-29 01:40:58,441 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.18/6.37 [2019-03-29 01:40:58,441 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.18/6.37 [2019-03-29 01:40:58,442 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.18/6.37 [2019-03-29 01:40:58,443 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,443 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.18/6.37 [2019-03-29 01:40:58,444 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,444 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.18/6.37 [2019-03-29 01:40:58,444 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.18/6.37 [2019-03-29 01:40:58,445 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.18/6.37 [2019-03-29 01:40:58,446 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.18/6.37 [2019-03-29 01:40:58,446 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.18/6.37 [2019-03-29 01:40:58,461 INFO L110 SettingsManager]: Loading preferences was successful 13.18/6.37 [2019-03-29 01:40:58,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.18/6.37 [2019-03-29 01:40:58,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.18/6.37 [2019-03-29 01:40:58,462 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.18/6.37 [2019-03-29 01:40:58,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.18/6.37 [2019-03-29 01:40:58,463 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.18/6.37 [2019-03-29 01:40:58,463 INFO L133 SettingsManager]: * Use SBE=true 13.18/6.37 [2019-03-29 01:40:58,463 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.18/6.37 [2019-03-29 01:40:58,463 INFO L133 SettingsManager]: * Use old map elimination=false 13.18/6.37 [2019-03-29 01:40:58,463 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.18/6.37 [2019-03-29 01:40:58,463 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.18/6.37 [2019-03-29 01:40:58,464 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.18/6.37 [2019-03-29 01:40:58,464 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.18/6.37 [2019-03-29 01:40:58,464 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.18/6.37 [2019-03-29 01:40:58,464 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:40:58,464 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.18/6.37 [2019-03-29 01:40:58,465 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.18/6.37 [2019-03-29 01:40:58,465 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.18/6.37 [2019-03-29 01:40:58,465 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.18/6.37 [2019-03-29 01:40:58,465 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.18/6.37 [2019-03-29 01:40:58,465 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.18/6.37 [2019-03-29 01:40:58,465 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.18/6.37 [2019-03-29 01:40:58,466 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.18/6.37 [2019-03-29 01:40:58,466 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.18/6.37 [2019-03-29 01:40:58,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.18/6.37 [2019-03-29 01:40:58,466 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.18/6.37 [2019-03-29 01:40:58,466 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.18/6.37 [2019-03-29 01:40:58,466 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.18/6.37 [2019-03-29 01:40:58,467 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.18/6.37 [2019-03-29 01:40:58,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.18/6.37 [2019-03-29 01:40:58,507 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.18/6.37 [2019-03-29 01:40:58,510 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.18/6.37 [2019-03-29 01:40:58,512 INFO L271 PluginConnector]: Initializing CDTParser... 13.18/6.37 [2019-03-29 01:40:58,512 INFO L276 PluginConnector]: CDTParser initialized 13.18/6.37 [2019-03-29 01:40:58,513 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.18/6.37 [2019-03-29 01:40:58,575 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/457a3e67929f4da890310c998c1079ec/FLAGdecda673b 13.18/6.37 [2019-03-29 01:40:58,914 INFO L307 CDTParser]: Found 1 translation units. 13.18/6.37 [2019-03-29 01:40:58,915 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.18/6.37 [2019-03-29 01:40:58,921 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/457a3e67929f4da890310c998c1079ec/FLAGdecda673b 13.18/6.37 [2019-03-29 01:40:59,358 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/457a3e67929f4da890310c998c1079ec 13.18/6.37 [2019-03-29 01:40:59,369 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.18/6.37 [2019-03-29 01:40:59,371 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.18/6.37 [2019-03-29 01:40:59,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.18/6.37 [2019-03-29 01:40:59,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.18/6.37 [2019-03-29 01:40:59,376 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.18/6.37 [2019-03-29 01:40:59,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@347d0c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59, skipping insertion in model container 13.18/6.37 [2019-03-29 01:40:59,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.18/6.37 [2019-03-29 01:40:59,406 INFO L176 MainTranslator]: Built tables and reachable declarations 13.18/6.37 [2019-03-29 01:40:59,564 INFO L206 PostProcessor]: Analyzing one entry point: main 13.18/6.37 [2019-03-29 01:40:59,569 INFO L191 MainTranslator]: Completed pre-run 13.18/6.37 [2019-03-29 01:40:59,585 INFO L206 PostProcessor]: Analyzing one entry point: main 13.18/6.37 [2019-03-29 01:40:59,600 INFO L195 MainTranslator]: Completed translation 13.18/6.37 [2019-03-29 01:40:59,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59 WrapperNode 13.18/6.37 [2019-03-29 01:40:59,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.18/6.37 [2019-03-29 01:40:59,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.18/6.37 [2019-03-29 01:40:59,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.18/6.37 [2019-03-29 01:40:59,602 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.18/6.37 [2019-03-29 01:40:59,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.18/6.37 [2019-03-29 01:40:59,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.18/6.37 [2019-03-29 01:40:59,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.18/6.37 [2019-03-29 01:40:59,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.18/6.37 [2019-03-29 01:40:59,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.18/6.37 [2019-03-29 01:40:59,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.18/6.37 [2019-03-29 01:40:59,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.18/6.37 [2019-03-29 01:40:59,720 INFO L276 PluginConnector]: RCFGBuilder initialized 13.18/6.37 [2019-03-29 01:40:59,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (1/1) ... 13.18/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.18/6.37 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.18/6.37 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.18/6.37 [2019-03-29 01:40:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.18/6.37 [2019-03-29 01:40:59,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.18/6.37 [2019-03-29 01:40:59,912 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.18/6.37 [2019-03-29 01:40:59,913 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.18/6.37 [2019-03-29 01:40:59,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:40:59 BoogieIcfgContainer 13.18/6.37 [2019-03-29 01:40:59,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.18/6.37 [2019-03-29 01:40:59,915 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.18/6.37 [2019-03-29 01:40:59,915 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.18/6.37 [2019-03-29 01:40:59,917 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.18/6.37 [2019-03-29 01:40:59,918 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:40:59" (1/1) ... 13.18/6.37 [2019-03-29 01:40:59,933 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 13.18/6.37 [2019-03-29 01:40:59,934 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.18/6.37 [2019-03-29 01:40:59,935 INFO L263 BlockEncoder]: Using Maximize final states 13.18/6.37 [2019-03-29 01:40:59,936 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.18/6.37 [2019-03-29 01:40:59,936 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.18/6.37 [2019-03-29 01:40:59,938 INFO L296 BlockEncoder]: Using Remove sink states 13.18/6.37 [2019-03-29 01:40:59,939 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.18/6.37 [2019-03-29 01:40:59,939 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.18/6.37 [2019-03-29 01:40:59,954 INFO L185 BlockEncoder]: Using Use SBE 13.18/6.37 [2019-03-29 01:40:59,961 INFO L200 BlockEncoder]: SBE split 0 edges 13.18/6.37 [2019-03-29 01:40:59,966 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.18/6.37 [2019-03-29 01:40:59,968 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.18/6.37 [2019-03-29 01:40:59,983 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.18/6.37 [2019-03-29 01:40:59,986 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.18/6.37 [2019-03-29 01:40:59,987 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.18/6.37 [2019-03-29 01:40:59,988 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.18/6.37 [2019-03-29 01:40:59,988 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.18/6.37 [2019-03-29 01:40:59,988 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.18/6.37 [2019-03-29 01:40:59,988 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.18/6.37 [2019-03-29 01:40:59,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:40:59 BasicIcfg 13.18/6.37 [2019-03-29 01:40:59,989 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.18/6.37 [2019-03-29 01:40:59,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.18/6.37 [2019-03-29 01:40:59,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.18/6.37 [2019-03-29 01:40:59,994 INFO L276 PluginConnector]: TraceAbstraction initialized 13.18/6.37 [2019-03-29 01:40:59,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:40:59" (1/4) ... 13.18/6.37 [2019-03-29 01:40:59,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924ec41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:40:59, skipping insertion in model container 13.18/6.37 [2019-03-29 01:40:59,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (2/4) ... 13.18/6.37 [2019-03-29 01:40:59,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924ec41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:40:59, skipping insertion in model container 13.18/6.37 [2019-03-29 01:40:59,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:40:59" (3/4) ... 13.18/6.37 [2019-03-29 01:40:59,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924ec41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:40:59, skipping insertion in model container 13.18/6.37 [2019-03-29 01:40:59,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:40:59" (4/4) ... 13.18/6.37 [2019-03-29 01:40:59,999 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.18/6.37 [2019-03-29 01:41:00,009 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.18/6.37 [2019-03-29 01:41:00,017 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.18/6.37 [2019-03-29 01:41:00,036 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.18/6.37 [2019-03-29 01:41:00,067 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.18/6.37 [2019-03-29 01:41:00,068 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.18/6.37 [2019-03-29 01:41:00,068 INFO L383 AbstractCegarLoop]: Hoare is true 13.18/6.37 [2019-03-29 01:41:00,068 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.18/6.37 [2019-03-29 01:41:00,069 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.18/6.37 [2019-03-29 01:41:00,069 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.18/6.37 [2019-03-29 01:41:00,069 INFO L387 AbstractCegarLoop]: Difference is false 13.18/6.37 [2019-03-29 01:41:00,069 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.18/6.37 [2019-03-29 01:41:00,069 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.18/6.37 [2019-03-29 01:41:00,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.18/6.37 [2019-03-29 01:41:00,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.18/6.37 [2019-03-29 01:41:00,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.18/6.37 [2019-03-29 01:41:00,145 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.18/6.37 [2019-03-29 01:41:00,146 INFO L451 ceAbstractionStarter]: At program point L26-2(lines 26 29) the Hoare annotation is: true 13.18/6.37 [2019-03-29 01:41:00,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:41:00 BasicIcfg 13.18/6.37 [2019-03-29 01:41:00,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.18/6.37 [2019-03-29 01:41:00,155 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.18/6.37 [2019-03-29 01:41:00,155 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.18/6.37 [2019-03-29 01:41:00,158 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.18/6.37 [2019-03-29 01:41:00,159 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.18/6.37 [2019-03-29 01:41:00,159 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:40:59" (1/5) ... 13.18/6.37 [2019-03-29 01:41:00,160 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3704700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:41:00, skipping insertion in model container 13.18/6.37 [2019-03-29 01:41:00,160 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.18/6.37 [2019-03-29 01:41:00,160 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:40:59" (2/5) ... 13.18/6.37 [2019-03-29 01:41:00,161 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3704700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:41:00, skipping insertion in model container 13.18/6.37 [2019-03-29 01:41:00,161 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.18/6.37 [2019-03-29 01:41:00,161 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:40:59" (3/5) ... 13.18/6.37 [2019-03-29 01:41:00,161 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3704700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:00, skipping insertion in model container 13.18/6.37 [2019-03-29 01:41:00,161 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.18/6.37 [2019-03-29 01:41:00,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:40:59" (4/5) ... 13.18/6.37 [2019-03-29 01:41:00,162 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3704700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:00, skipping insertion in model container 13.18/6.37 [2019-03-29 01:41:00,162 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.18/6.37 [2019-03-29 01:41:00,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:41:00" (5/5) ... 13.18/6.37 [2019-03-29 01:41:00,164 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.18/6.37 [2019-03-29 01:41:00,190 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.18/6.37 [2019-03-29 01:41:00,191 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.18/6.37 [2019-03-29 01:41:00,191 INFO L375 BuchiCegarLoop]: Hoare is true 13.18/6.37 [2019-03-29 01:41:00,191 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.18/6.37 [2019-03-29 01:41:00,191 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.18/6.37 [2019-03-29 01:41:00,191 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.18/6.37 [2019-03-29 01:41:00,191 INFO L379 BuchiCegarLoop]: Difference is false 13.18/6.37 [2019-03-29 01:41:00,192 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.18/6.37 [2019-03-29 01:41:00,192 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.18/6.37 [2019-03-29 01:41:00,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.18/6.37 [2019-03-29 01:41:00,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.18/6.37 [2019-03-29 01:41:00,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.18/6.37 [2019-03-29 01:41:00,214 INFO L119 BuchiIsEmpty]: Starting construction of run 13.18/6.37 [2019-03-29 01:41:00,219 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.18/6.37 [2019-03-29 01:41:00,219 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.18/6.37 [2019-03-29 01:41:00,219 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.18/6.37 [2019-03-29 01:41:00,219 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.18/6.37 [2019-03-29 01:41:00,220 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.18/6.37 [2019-03-29 01:41:00,220 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.18/6.37 [2019-03-29 01:41:00,220 INFO L119 BuchiIsEmpty]: Starting construction of run 13.18/6.37 [2019-03-29 01:41:00,220 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.18/6.37 [2019-03-29 01:41:00,220 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.18/6.37 [2019-03-29 01:41:00,226 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 13.18/6.37 [2019-03-29 01:41:00,226 INFO L796 eck$LassoCheckResult]: Loop: 4#L26-2true [22] L26-2-->L26-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_8 (- 5))) (= v_ULTIMATE.start_main_~y~0_6 (* (- 2) v_ULTIMATE.start_main_~y~0_7)) (< 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L26-2true 13.18/6.37 [2019-03-29 01:41:00,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.18/6.37 [2019-03-29 01:41:00,232 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 13.18/6.37 [2019-03-29 01:41:00,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.18/6.37 [2019-03-29 01:41:00,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.18/6.37 [2019-03-29 01:41:00,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.18/6.37 [2019-03-29 01:41:00,305 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 13.18/6.37 [2019-03-29 01:41:00,305 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.18/6.37 [2019-03-29 01:41:00,305 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.18/6.37 [2019-03-29 01:41:00,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.18/6.37 [2019-03-29 01:41:00,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 13.18/6.37 [2019-03-29 01:41:00,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.18/6.37 [2019-03-29 01:41:00,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.18/6.37 [2019-03-29 01:41:00,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.18/6.37 [2019-03-29 01:41:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.18/6.37 [2019-03-29 01:41:00,397 INFO L216 LassoAnalysis]: Preferences: 13.18/6.37 [2019-03-29 01:41:00,398 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.18/6.37 [2019-03-29 01:41:00,398 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.18/6.37 [2019-03-29 01:41:00,398 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.18/6.37 [2019-03-29 01:41:00,399 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.18/6.37 [2019-03-29 01:41:00,399 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,399 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.18/6.37 [2019-03-29 01:41:00,399 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.18/6.37 [2019-03-29 01:41:00,399 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.18/6.37 [2019-03-29 01:41:00,400 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.18/6.37 [2019-03-29 01:41:00,400 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.18/6.37 [2019-03-29 01:41:00,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,549 INFO L300 LassoAnalysis]: Preprocessing complete. 13.18/6.37 [2019-03-29 01:41:00,550 INFO L412 LassoAnalysis]: Checking for nontermination... 13.18/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.18/6.37 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.18/6.37 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,559 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.18/6.37 [2019-03-29 01:41:00,560 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.18/6.37 [2019-03-29 01:41:00,593 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.18/6.37 [2019-03-29 01:41:00,593 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.18/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.18/6.37 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.18/6.37 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,599 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.18/6.37 [2019-03-29 01:41:00,599 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.18/6.37 [2019-03-29 01:41:00,627 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.18/6.37 [2019-03-29 01:41:00,627 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.18/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.18/6.37 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.18/6.37 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,632 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.18/6.37 [2019-03-29 01:41:00,632 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.18/6.37 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.18/6.37 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.18/6.37 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,665 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.18/6.37 [2019-03-29 01:41:00,665 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.18/6.37 [2019-03-29 01:41:00,781 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.18/6.37 [2019-03-29 01:41:00,784 INFO L216 LassoAnalysis]: Preferences: 13.18/6.37 [2019-03-29 01:41:00,784 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.18/6.37 [2019-03-29 01:41:00,784 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.18/6.37 [2019-03-29 01:41:00,784 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.18/6.37 [2019-03-29 01:41:00,784 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.18/6.37 [2019-03-29 01:41:00,784 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.18/6.37 [2019-03-29 01:41:00,785 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.18/6.37 [2019-03-29 01:41:00,785 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.18/6.37 [2019-03-29 01:41:00,785 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.18/6.37 [2019-03-29 01:41:00,785 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.18/6.37 [2019-03-29 01:41:00,785 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.18/6.37 [2019-03-29 01:41:00,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.18/6.37 [2019-03-29 01:41:00,881 INFO L300 LassoAnalysis]: Preprocessing complete. 13.18/6.37 [2019-03-29 01:41:00,887 INFO L497 LassoAnalysis]: Using template 'affine'. 13.18/6.37 [2019-03-29 01:41:00,889 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,891 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,892 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,897 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,897 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.18/6.37 [2019-03-29 01:41:00,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,909 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,911 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,912 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.18/6.37 [2019-03-29 01:41:00,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,923 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.18/6.37 [2019-03-29 01:41:00,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,925 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,926 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,926 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.18/6.37 [2019-03-29 01:41:00,936 INFO L497 LassoAnalysis]: Using template '2-nested'. 13.18/6.37 [2019-03-29 01:41:00,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,938 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,942 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,942 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.18/6.37 [2019-03-29 01:41:00,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,951 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,951 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,955 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,955 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,966 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.18/6.37 [2019-03-29 01:41:00,967 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.18/6.37 Termination analysis: LINEAR_WITH_GUESSES 13.18/6.37 Number of strict supporting invariants: 0 13.18/6.37 Number of non-strict supporting invariants: 1 13.18/6.37 Consider only non-deceasing supporting invariants: true 13.18/6.37 Simplify termination arguments: true 13.18/6.37 Simplify supporting invariants: trueOverapproximate stem: false 13.18/6.37 [2019-03-29 01:41:00,967 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.18/6.37 [2019-03-29 01:41:00,968 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.18/6.37 [2019-03-29 01:41:00,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.18/6.37 [2019-03-29 01:41:00,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.18/6.37 [2019-03-29 01:41:00,968 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 13.18/6.37 [2019-03-29 01:41:00,970 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 13.18/6.37 [2019-03-29 01:41:00,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.18/6.37 [2019-03-29 01:41:00,984 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.18/6.37 [2019-03-29 01:41:00,998 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 13.18/6.37 [2019-03-29 01:41:00,998 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. 13.18/6.37 [2019-03-29 01:41:01,001 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.18/6.37 [2019-03-29 01:41:01,001 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.18/6.37 [2019-03-29 01:41:01,001 INFO L518 LassoAnalysis]: Proved termination. 13.18/6.37 [2019-03-29 01:41:01,002 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.18/6.37 Ranking function 2-nested ranking function: 13.18/6.37 f0 = 1*ULTIMATE.start_main_~y~0 + 3*ULTIMATE.start_main_~x~0 13.18/6.37 f1 = 1*ULTIMATE.start_main_~x~0 13.18/6.37 Supporting invariants [] 13.18/6.37 [2019-03-29 01:41:01,004 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.18/6.37 [2019-03-29 01:41:01,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.18/6.37 [2019-03-29 01:41:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.18/6.37 [2019-03-29 01:41:01,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 13.18/6.37 [2019-03-29 01:41:01,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.18/6.37 [2019-03-29 01:41:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.18/6.37 [2019-03-29 01:41:01,063 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 6 conjunts are in the unsatisfiable core 13.18/6.37 [2019-03-29 01:41:01,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.18/6.37 [2019-03-29 01:41:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.18/6.37 [2019-03-29 01:41:01,097 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.18/6.37 [2019-03-29 01:41:01,103 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 13.18/6.37 [2019-03-29 01:41:01,104 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 13.18/6.37 [2019-03-29 01:41:01,123 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 13.18/6.37 [2019-03-29 01:41:01,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 13.18/6.37 [2019-03-29 01:41:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 13.18/6.37 [2019-03-29 01:41:01,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 13.18/6.37 [2019-03-29 01:41:01,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 13.18/6.37 [2019-03-29 01:41:01,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.18/6.37 [2019-03-29 01:41:01,128 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 13.18/6.37 [2019-03-29 01:41:01,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.18/6.37 [2019-03-29 01:41:01,129 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 13.18/6.37 [2019-03-29 01:41:01,129 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.18/6.37 [2019-03-29 01:41:01,134 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 13.18/6.37 [2019-03-29 01:41:01,134 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.18/6.37 [2019-03-29 01:41:01,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,138 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.18/6.37 [2019-03-29 01:41:01,138 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.18/6.37 [2019-03-29 01:41:01,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.18/6.37 [2019-03-29 01:41:01,139 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,140 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,140 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,140 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.18/6.37 [2019-03-29 01:41:01,140 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.18/6.37 [2019-03-29 01:41:01,140 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.18/6.37 [2019-03-29 01:41:01,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.18/6.37 [2019-03-29 01:41:01,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:41:01 BasicIcfg 13.18/6.37 [2019-03-29 01:41:01,146 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.18/6.37 [2019-03-29 01:41:01,147 INFO L168 Benchmark]: Toolchain (without parser) took 1777.10 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 563.8 MB in the beginning and 528.2 MB in the end (delta: 35.6 MB). Peak memory consumption was 59.2 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,149 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.35 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.32 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 554.3 MB in the beginning and 640.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,151 INFO L168 Benchmark]: Boogie Preprocessor took 20.53 ms. Allocated memory is still 673.2 MB. Free memory was 640.8 MB in the beginning and 637.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,152 INFO L168 Benchmark]: RCFGBuilder took 194.96 ms. Allocated memory is still 673.2 MB. Free memory was 637.7 MB in the beginning and 624.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,152 INFO L168 Benchmark]: BlockEncodingV2 took 74.78 ms. Allocated memory is still 673.2 MB. Free memory was 624.8 MB in the beginning and 619.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,153 INFO L168 Benchmark]: TraceAbstraction took 164.23 ms. Allocated memory is still 673.2 MB. Free memory was 618.3 MB in the beginning and 610.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,154 INFO L168 Benchmark]: BuchiAutomizer took 991.40 ms. Allocated memory is still 673.2 MB. Free memory was 610.2 MB in the beginning and 528.2 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 50.3 GB. 13.18/6.37 [2019-03-29 01:41:01,158 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.18/6.37 --- Results --- 13.18/6.37 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.18/6.37 - StatisticsResult: Initial Icfg 13.18/6.37 6 locations, 7 edges 13.18/6.37 - StatisticsResult: Encoded RCFG 13.18/6.37 2 locations, 2 edges 13.18/6.37 * Results from de.uni_freiburg.informatik.ultimate.core: 13.18/6.37 - StatisticsResult: Toolchain Benchmarks 13.18/6.37 Benchmark results are: 13.18/6.37 * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.18/6.37 * CACSL2BoogieTranslator took 229.35 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 554.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.18/6.37 * Boogie Procedure Inliner took 95.32 ms. Allocated memory was 649.6 MB in the beginning and 673.2 MB in the end (delta: 23.6 MB). Free memory was 554.3 MB in the beginning and 640.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 50.3 GB. 13.18/6.37 * Boogie Preprocessor took 20.53 ms. Allocated memory is still 673.2 MB. Free memory was 640.8 MB in the beginning and 637.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 13.18/6.37 * RCFGBuilder took 194.96 ms. Allocated memory is still 673.2 MB. Free memory was 637.7 MB in the beginning and 624.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.18/6.37 * BlockEncodingV2 took 74.78 ms. Allocated memory is still 673.2 MB. Free memory was 624.8 MB in the beginning and 619.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 50.3 GB. 13.18/6.37 * TraceAbstraction took 164.23 ms. Allocated memory is still 673.2 MB. Free memory was 618.3 MB in the beginning and 610.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. 13.18/6.37 * BuchiAutomizer took 991.40 ms. Allocated memory is still 673.2 MB. Free memory was 610.2 MB in the beginning and 528.2 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.0 MB. Max. memory is 50.3 GB. 13.18/6.37 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.18/6.37 - AllSpecificationsHoldResult: All specifications hold 13.18/6.37 We were not able to verify any specifiation because the program does not contain any specification. 13.18/6.37 - InvariantResult [Line: 26]: Loop Invariant 13.18/6.37 Derived loop invariant: 1 13.18/6.37 - StatisticsResult: Ultimate Automizer benchmark data 13.18/6.37 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.18/6.37 - StatisticsResult: Constructed decomposition of program 13.18/6.37 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if y + 3 * x > 0 then 1 else 0), (if y + 3 * x > 0 then y + 3 * x else x) and consists of 2 locations. 13.18/6.37 - StatisticsResult: Timing statistics 13.18/6.37 BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf110 lsp61 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq184 hnf94 smp100 dnf100 smp100 tf106 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 13.18/6.37 - TerminationAnalysisResult: Termination proven 13.18/6.37 Buchi Automizer proved that your program is terminating 13.18/6.37 RESULT: Ultimate proved your program to be correct! 13.18/6.37 !SESSION 2019-03-29 01:40:56.041 ----------------------------------------------- 13.18/6.37 eclipse.buildId=unknown 13.18/6.37 java.version=1.8.0_181 13.18/6.37 java.vendor=Oracle Corporation 13.18/6.37 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.18/6.37 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.18/6.37 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.18/6.37 13.18/6.37 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:41:01.390 13.18/6.37 !MESSAGE The workspace will exit with unsaved changes in this session. 13.18/6.37 Received shutdown request... 13.18/6.37 Ultimate: 13.18/6.37 GTK+ Version Check 13.18/6.37 EOF